Abaixo está uma instrução que descreve uma tarefa de geração de SQL, combinada com uma entrada que fornece mais contexto sobre os esquemas de tabela disponíveis. Escreva o código SQL que responda adequadamente à solicitação
 ###Instrução: Me diga a liga para o ano de 1915/16.
 ###Tabelas: CREATE TABLE non_championship_results (non_championship_results_id AUTO_INCREMENT PRIMARY KEY, Year INT, Event VARCHAR, Venue VARCHAR, Driver VARCHAR, Result VARCHAR) CREATE TABLE coaches'_poll (coaches'_poll_id AUTO_INCREMENT PRIMARY KEY, Week 1 Sept 2 VARCHAR, Week 2 Sept 7 VARCHAR, Week 3 Sept 14 VARCHAR, Week 5 Sept 28 VARCHAR, Week 6 Oct 5 VARCHAR, Week 7 Oct 12 VARCHAR, Week 10 Nov 2 VARCHAR, Week 13 Nov 23 VARCHAR, Week 14 Nov 30 VARCHAR, Week 15 Dec 7 VARCHAR, Week 16 (Final) Jan 9 VARCHAR) CREATE TABLE louisiana_parishes_ranked_by_per_capita_income (louisiana_parishes_ranked_by_per_capita_income_id AUTO_INCREMENT PRIMARY KEY, Parish VARCHAR, Per capita income VARCHAR, Median household income VARCHAR, Median family income VARCHAR, Population INT, Number of households INT) CREATE TABLE year-by-year (year-by-year_id AUTO_INCREMENT PRIMARY KEY, Year VARCHAR, Division VARCHAR, League VARCHAR, Reg. Season VARCHAR, Playoffs VARCHAR, Challenge Cup VARCHAR) CREATE TABLE deployments (deployments_id AUTO_INCREMENT PRIMARY KEY, from VARCHAR, aircraft VARCHAR, carrier VARCHAR, air wing VARCHAR, tail code VARCHAR, area VARCHAR)  
SELECT League FROM year-by-year WHERE Year = 1915/16